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Cambridge · O Level · Biology
October/November 2023 — Paper 1 · Variant 1.
40 multiple-choice questions · 40 marks
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Topics covered
- Blood glucose control
- Transpiration and translocation
- Ecosystems and biodiversity
- Inheritance
- Features of organisms
- Specialised cells, tissues and organs
- Urinary system
- Nutrient cycles
- Diffusion and osmosis
- Sexual reproduction in humans
- Mammalian nervous system
- Temperature control
- Coordination and response in plants
- Mammalian sense organs
- Energy flow
- Human gas exchange
- DNA
- Effects of temperature and pH
- Anaerobic respiration
- Diet
- Disease
- Heart
- Sexual reproduction in plants
- Blood vessels
- Effects of humans on ecosystems
- Asexual and sexual reproduction
- Leaf structure
- Enzyme action
- Variation
- Biotechnology
- Biological molecules
- Mineral nutrition
- Active transport
- Antibiotics
- Human digestive system
Questions in this paper
- Q1Features of organismsMCQ
- Q2Features of organismsMCQ
- Q3Diffusion and osmosisMCQincludes a figure
- Q4Active transportMCQ
- Q5Biological moleculesMCQ
- Q6Enzyme actionMCQ
- Q7Leaf structureMCQincludes a figure
- Q8Mineral nutritionMCQincludes a figure
- Q9Specialised cells, tissues and organsMCQincludes a figure
- Q10Transpiration and translocationMCQincludes a figure
- Q11DietMCQ
- Q12Human digestive systemMCQincludes a figure
- Q13Effects of temperature and pHMCQincludes a figure
- Q14Human gas exchangeMCQincludes a figure
- Q15Anaerobic respirationMCQ
- Q16Anaerobic respirationMCQincludes a figure
- Q17HeartMCQincludes a figure
- Q18Blood vesselsMCQ
- Q19DiseaseMCQ
- Q20Mammalian nervous systemMCQincludes a figure
- Q21AntibioticsMCQ
- Q22DiseaseMCQincludes a figure
- Q23Urinary systemMCQ
- Q24Mammalian sense organsMCQ
- Q25Mammalian sense organsMCQincludes a figure
- Q26Blood glucose controlMCQincludes a figure
- Q27Temperature controlMCQ
- Q28Coordination and response in plantsMCQincludes a figure
- Q29VariationMCQ
- Q30Asexual and sexual reproductionMCQincludes a figure
- Q31Sexual reproduction in plantsMCQ
- Q32Sexual reproduction in humansMCQ
- Q33Sexual reproduction in humansMCQincludes a figure
- Q34DNAMCQ
- Q35InheritanceMCQ
- Q36BiotechnologyMCQincludes a figure
- Q37Energy flowMCQ
- Q38Nutrient cyclesMCQ
- Q39Ecosystems and biodiversityMCQ
- Q40Effects of humans on ecosystemsMCQ
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